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9th Class Science Sound Question Bank Sound

  • question_answer
    Toning fork for A has frequency 1% greater than that of standard fork B while tuning fork C has frequency 2% smaller than that of B. When A and B are sounded together, then number of beats heard per second is 5. The frequency of tuning fork C is approximately

    A)  93 Hz                                   

    B)  163 Hz  

    C)  233 Hz                 

    D)         283 Hz

    Correct Answer: B

    Solution :

    Not Available


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